Sigma-Aldrich
Copper
铜
CARBOBENZYLOXY-L-NORVALYLGLYCYLGLYCINE METHYLESTER
CARBOBENZYLOXY-L-SERYL-L-VALINE BENZYL ESTER
CARBOBENZYLOXY-L-TRYPTOPHYLGLYCINE
CARBOBENZYLOXY-L-TYROSYL-L-THREONINAMIDE
CARBOBENZYLOXYPROLYLGLYCINE METHYL ESTER